B4-72 NO.3.2A Explosion-proof Industrial Centrifugal ventilator

1. Purposes: 

 4-72 type centrifugal fan as a general factories and large buildings with indoor ventilation, and air and other transportation is not spontaneous, harmless to the human body, not corrosive to steel gas. B4-72 fan can be as volatile flammable gas ventilation use. Gas is not allowed within the viscous substances contained dust particles and rigid, not more than 150 mg / m 3. 

B4-72 fan of the performance and selection of 4-72 and consistent with the size of the foundation, according to their choice. Fans of the basic structure of the same type with 4-72, motor selection and the corresponding Y Series YB series. 

2. Features: Air good performance, high efficiency and smooth operation,Explosion-proof Centrifugal fan.

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